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annotate src/source.sml @ 211:e86411f647c6

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Initial type class support
author Adam Chlipala <adamc@hcoop.net>
date Sat, 16 Aug 2008 14:32:18 -0400
parents f4033abd6ab1
children 42dfb0d61cf0
rev   line source
adamc@0 1 (* Copyright (c) 2008, Adam Chlipala
adamc@0 2 * All rights reserved.
adamc@0 3 *
adamc@0 4 * Redistribution and use in source and binary forms, with or without
adamc@0 5 * modification, are permitted provided that the following conditions are met:
adamc@0 6 *
adamc@0 7 * - Redistributions of source code must retain the above copyright notice,
adamc@0 8 * this list of conditions and the following disclaimer.
adamc@0 9 * - Redistributions in binary form must reproduce the above copyright notice,
adamc@0 10 * this list of conditions and the following disclaimer in the documentation
adamc@0 11 * and/or other materials provided with the distribution.
adamc@0 12 * - The names of contributors may not be used to endorse or promote products
adamc@0 13 * derived from this software without specific prior written permission.
adamc@0 14 *
adamc@0 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@0 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@0 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@0 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@0 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
adamc@0 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@0 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@0 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@0 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@0 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@0 25 * POSSIBILITY OF SUCH DAMAGE.
adamc@0 26 *)
adamc@0 27
adamc@4 28 structure Source = struct
adamc@0 29
adamc@0 30 type 'a located = 'a ErrorMsg.located
adamc@0 31
adamc@0 32 datatype kind' =
adamc@0 33 KType
adamc@0 34 | KArrow of kind * kind
adamc@0 35 | KName
adamc@0 36 | KRecord of kind
adamc@82 37 | KUnit
adamc@207 38 | KTuple of kind list
adamc@18 39 | KWild
adamc@0 40
adamc@0 41 withtype kind = kind' located
adamc@0 42
adamc@1 43 datatype explicitness =
adamc@1 44 Explicit
adamc@1 45 | Implicit
adamc@1 46
adamc@0 47 datatype con' =
adamc@0 48 CAnnot of con * kind
adamc@0 49
adamc@0 50 | TFun of con * con
adamc@1 51 | TCFun of explicitness * string * kind * con
adamc@85 52 | TDisjoint of con * con * con
adamc@0 53 | TRecord of con
adamc@0 54
adamc@34 55 | CVar of string list * string
adamc@0 56 | CApp of con * con
adamc@67 57 | CAbs of string * kind option * con
adamc@84 58 | CDisjoint of con * con * con
adamc@0 59
adamc@0 60 | CName of string
adamc@0 61
adamc@1 62 | CRecord of (con * con) list
adamc@0 63 | CConcat of con * con
adamc@67 64 | CFold
adamc@0 65
adamc@82 66 | CUnit
adamc@82 67
adamc@207 68 | CTuple of con list
adamc@207 69 | CProj of con * int
adamc@207 70
adamc@18 71 | CWild of kind
adamc@18 72
adamc@0 73 withtype con = con' located
adamc@0 74
adamc@30 75 datatype sgn_item' =
adamc@30 76 SgiConAbs of string * kind
adamc@30 77 | SgiCon of string * kind option * con
adamc@191 78 | SgiDatatype of string * string list * (string * con option) list
adamc@156 79 | SgiDatatypeImp of string * string list * string
adamc@30 80 | SgiVal of string * con
adamc@30 81 | SgiStr of string * sgn
adamc@59 82 | SgiSgn of string * sgn
adamc@58 83 | SgiInclude of sgn
adamc@88 84 | SgiConstraint of con * con
adamc@203 85 | SgiTable of string * con
adamc@211 86 | SgiClassAbs of string
adamc@211 87 | SgiClass of string * con
adamc@30 88
adamc@30 89 and sgn' =
adamc@30 90 SgnConst of sgn_item list
adamc@30 91 | SgnVar of string
adamc@40 92 | SgnFun of string * sgn * sgn
adamc@42 93 | SgnWhere of sgn * string * con
adamc@59 94 | SgnProj of string * string list * string
adamc@30 95
adamc@30 96 withtype sgn_item = sgn_item' located
adamc@30 97 and sgn = sgn' located
adamc@30 98
adamc@170 99 datatype pat' =
adamc@170 100 PWild
adamc@170 101 | PVar of string
adamc@173 102 | PPrim of Prim.t
adamc@170 103 | PCon of string list * string * pat option
adamc@174 104 | PRecord of (string * pat) list * bool
adamc@170 105
adamc@170 106 withtype pat = pat' located
adamc@170 107
adamc@34 108 datatype exp' =
adamc@34 109 EAnnot of exp * con
adamc@34 110
adamc@34 111 | EPrim of Prim.t
adamc@34 112 | EVar of string list * string
adamc@34 113 | EApp of exp * exp
adamc@34 114 | EAbs of string * con option * exp
adamc@34 115 | ECApp of exp * con
adamc@34 116 | ECAbs of explicitness * string * kind * exp
adamc@85 117 | EDisjoint of con * con * exp
adamc@34 118
adamc@34 119 | ERecord of (con * exp) list
adamc@34 120 | EField of exp * con
adamc@149 121 | ECut of exp * con
adamc@71 122 | EFold
adamc@34 123
adamc@211 124 | EWild
adamc@210 125
adamc@170 126 | ECase of exp * (pat * exp) list
adamc@170 127
adamc@34 128 withtype exp = exp' located
adamc@34 129
adamc@1 130 datatype decl' =
adamc@1 131 DCon of string * kind option * con
adamc@191 132 | DDatatype of string * string list * (string * con option) list
adamc@156 133 | DDatatypeImp of string * string list * string
adamc@8 134 | DVal of string * con option * exp
adamc@123 135 | DValRec of (string * con option * exp) list
adamc@30 136 | DSgn of string * sgn
adamc@30 137 | DStr of string * sgn option * str
adamc@48 138 | DFfiStr of string * sgn
adamc@61 139 | DOpen of string * string list
adamc@88 140 | DConstraint of con * con
adamc@88 141 | DOpenConstraints of string * string list
adamc@109 142 | DExport of str
adamc@203 143 | DTable of string * con
adamc@211 144 | DClass of string * con
adamc@30 145
adamc@30 146 and str' =
adamc@30 147 StrConst of decl list
adamc@30 148 | StrVar of string
adamc@34 149 | StrProj of str * string
adamc@40 150 | StrFun of string * sgn * sgn option * str
adamc@44 151 | StrApp of str * str
adamc@1 152
adamc@1 153 withtype decl = decl' located
adamc@30 154 and str = str' located
adamc@1 155
adamc@1 156 type file = decl list
adamc@1 157
adamc@0 158 end